/*
 * Copyright 2020-2022 the original author.All rights reserved.
 * Kingstar(honeysoft@126.com)
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.teasoft.bee.android;

/**
 * @author Kingstar
 * @since  1.17
 */
public interface CreateAndUpgrade {
	
	/**
	 * 创建数据库,在安装app时执行; 升级版本也不执行
	 * @param db
	 */
	public void onCreate();
	

	/**
	 * 数据库版本升级时运行. (降版本会报异常)
	 * @param db
	 * @param oldVersion
	 * @param newVersion
	 */
	public void onUpgrade(int oldVersion, int newVersion);

}
